4040887 has 2 divisors, whose sum is σ = 4040888. Its totient is φ = 4040886.

The previous prime is 4040873. The next prime is 4040891. The reversal of 4040887 is 7880404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4040887 - 2¹⁹ = 3516599 is a prime.

4040887 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4040287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020443 + 2020444.

It is an arithmetic number, because the mean of its divisors is an integer number (2020444).

Almost surely, 2^4040887 is an apocalyptic number.

4040887 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040887 is an equidigital number, since it uses as much as digits as its factorization.

4040887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 4040887 is about 2010.1957616113. The cubic root of 4040887 is about 159.2791399448.

The spelling of 4040887 in words is "four million, forty thousand, eight hundred eighty-seven".